On 04/21/2017 03:41 PM, Arnd Bergmann wrote: > There is a new forward declaration for two global cftype arrays, but > that fails to build when CONFIG_CGROUPS is disabled: > > In file included from /git/arm-soc/block/bfq-iosched.c:105:0: > block/bfq-iosched.h:820:22: error: array type has incomplete element type > 'struct cftype' > extern struct cftype bfq_blkcg_legacy_files[]; > extern struct cftype bfq_blkg_files[]; > > This adds an empty definition for the type to make it build again.
This was already fixed up yesterday: http://git.kernel.dk/cgit/linux-block/commit/?h=for-4.12/block&id=659b3394eb67a5e274d7e7348633b508510a5c8f -- Jens Axboe
